Gionta served as captain of the Montreal Canadiens before signing with the Sabres. He won the Stanley Cup in 2003 while playing for the New Jersey Devils.

Gionta joins a strong lineup of autograph appearances this month, starting with Bills rookie Sammy Watkins, who will be signing autographs this Monday. Hall of Famer Ferguson Jenkins (Aug. 14) and David Justice (Aug. 24) are scheduled to sign autographs later this month.